is a senior reporter and author of the Optimizer newsletter. She has more than 13 years of experience reporting on wearables, health tech, and more. Before coming to The Verge, she worked for Gizmodo ...

"Although absolute differences in readings were small, they can result in substantially higher rates of false negatives and ...

Largest study on this topic suggests that measurement errors lead to potential delays in care and contribute to health ...

Tucked away in some Garmin watches is a sensor that enables continuous blood oxygen monitoring, a feature the company refers to as ‘Pulse Ox’. You may have seen the feature appear in menus or in ...